98440400

素因数分解:

$2^4\times 5^2\times {\mathrm{431}}^1\times {\mathrm{571}}^1$

素因数の和:1020

約数の個数: 60

約数和(自身を含む): 237466944

約数和(自身を除く): 139026544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 431, 571, 862, 1142, 1724, 2155, 2284, 2855, 3448, 4310, 4568, 5710, 6896, 8620, 9136, 10775, 11420, 14275, 17240, 21550, 22840, 28550, 34480, 43100, 45680, 57100, 86200, 114200, 172400, 228400, 246101, 492202, 984404, 1230505, 1968808, 2461010, 3937616, 4922020, 6152525, 9844040, 12305050, 19688080, 24610100, 49220200, 98440400]

約数ペア:

[(1, 98440400), (2, 49220200), (4, 24610100), (5, 19688080), (8, 12305050), (10, 9844040), (16, 6152525), (20, 4922020), (25, 3937616), (40, 2461010), (50, 1968808), (80, 1230505), (100, 984404), (200, 492202), (400, 246101), (431, 228400), (571, 172400), (862, 114200), (1142, 86200), (1724, 57100), (2155, 45680), (2284, 43100), (2855, 34480), (3448, 28550), (4310, 22840), (4568, 21550), (5710, 17240), (6896, 14275), (8620, 11420), (9136, 10775)]